Advisory Weakness Curation

Umbraco allows possible Admin-level access to backoffice without Auth under rare conditions Under rare conditions, a restart of Umbraco can allow unauthorized users to gain admin-level permissions. ### Impact An unauthorized user gaining admin-level access and permissions to the backoffice. ### Patches 10.6.1, 11.4.2, 12.0.1 ### Workarounds * Enabling the Unattended Install https://docs.umbraco.com/umbraco-cms/reference/configuration/unattendedsettings feature will mean the vulnerability is not exploitable. * Enabling IP restrictions to `*/install/*` and `*/umbraco/*` will limit the exposure to allowed IP addresses.

Improper Access Control Umbraco is a ASP.NET CMS. Under rare conditions a restart of Umbraco can allow unauthorized users access to admin-level permissions. This vulnerability was patched in versions 10.6.1, 11.4.2 and 12.0.1.

Umbraco allows possible Admin-level access to backoffice without Auth under rare conditions Umbraco is a ASP.NET CMS. Under rare conditions a restart of Umbraco can allow unauthorized users access to admin-level permissions. This vulnerability was patched in versions 10.6.1, 11.4.2 and 12.0.1.

Umbraco allows possible Admin-level access to backoffice without Auth under rare conditions Umbraco is a ASP.NET CMS. Under rare conditions a restart of Umbraco can allow unauthorized users access to admin-level permissions. This vulnerability was patched in versions 10.6.1, 11.4.2 and 12.0.1.